West Nile virus-infected mosquitoes detected in Sunnyvale, treatment scheduled
Mosquitoes infected with the West Nile virus have been detected in a portion of Sunnyvale, officials with Santa Clara County say. As a result, a mosquito control treatment is scheduled for Friday night.
Mosquitoes infected with the West Nile virus have been detected in a portion of Sunnyvale, officials with Santa Clara County say. As a result, a mosquito control treatment is scheduled for Friday night.
Modified HIV drug could reverse vision loss, paralysis from MS, study suggests
An experimental drug reversed vision loss and paralysis in mice with MS-like symptoms, prompting researchers to explore its potential for human treatment.
An experimental drug reversed vision loss and paralysis in mice with MS-like symptoms, prompting researchers to explore its potential for human treatment.
One of history's most famous sayings about Rome may be wrong, new study suggests
A sweeping new study of the Roman Empire's vast road network is challenging the age-old saying, "All roads lead to Rome."
A sweeping new study of the Roman Empire's vast road network is challenging the age-old saying, "All roads lead to Rome."
Meet Sherman, the Bay Area’s viral tortoise
Meet Sherman, the viral tortoise taking the Bay Area by storm. The 11-year-old Sulcata has flown through SFO, ridden BART and explored local businesses, and now he’s stopping by KTVU with his dad, Wilson Tsai. Find out what makes this 55-pound explorer such a social media star.
Meet Sherman, the viral tortoise taking the Bay Area by storm. The 11-year-old Sulcata has flown through SFO, ridden BART and explored local businesses, and now he’s stopping by KTVU with his dad, Wilson Tsai. Find out what makes this 55-pound explorer such a social media star.
Meet the bears competing to be the 2026 Fat Bear Week champion in Alaska national park
Fat Bear Week is back at Katmai National Park in Alaska and this year, the competition is fiercer than ever.
Fat Bear Week is back at Katmai National Park in Alaska and this year, the competition is fiercer than ever.
These US beaches are home to some of America's most venomous snakes
Beachgoers may be watching for rip currents, rough surf or even sharks, but snakes aren’t the first thing that comes to mind when heading to the beach.
Beachgoers may be watching for rip currents, rough surf or even sharks, but snakes aren’t the first thing that comes to mind when heading to the beach.
New tiny wild cat species discovered in Bolivia’s cloud forests
Researchers have identified Leopardus tilcayo, a previously unknown species of tiny wild cat, in Bolivia’s cloud forests, marking the first formal description of a new living cat species in more than a century.
Researchers have identified Leopardus tilcayo, a previously unknown species of tiny wild cat, in Bolivia’s cloud forests, marking the first formal description of a new living cat species in more than a century.
NASA images reveal ‘once-in-a-century’ moon crater, largest recent impact discovered
Scientists have discovered a “once-in-a-century" crater on the Moon that formed in 2024 when an asteroid or comet fragment struck the lunar surface.
Scientists have discovered a “once-in-a-century" crater on the Moon that formed in 2024 when an asteroid or comet fragment struck the lunar surface.
Black bears attack 2 women in Colorado just days apart, bringing yearly total to 10 as encounters surge
Bear attacks are at an all-time high in Colorado as bears continue to seek food in residential areas across the state.
Bear attacks are at an all-time high in Colorado as bears continue to seek food in residential areas across the state.
San Jose hiker crawls to safety after 500-foot plummet down Mount Shasta
A San Jose man crawled through the night to reach safety after sliding 500 feet down Mount Shasta and injuring his feet.
A San Jose man crawled through the night to reach safety after sliding 500 feet down Mount Shasta and injuring his feet.
US Space Force increasing ranks, offers service members from other branches transfer opportunity
The United States Space Force (USSF) is offering service members from the U.S. Air Force, U.S. Army, U.S. Navy, and U.S. Marine Corps the opportunity to transfer to the USSF through the Interservice Transfer (IST) program.
The United States Space Force (USSF) is offering service members from the U.S. Air Force, U.S. Army, U.S. Navy, and U.S. Marine Corps the opportunity to transfer to the USSF through the Interservice Transfer (IST) program.
10,000-year-old mastodon tooth found in this Bay Area creek
A recent routine field survey in the Bay Area led to a rare and stunning prehistoric discovery of an intact tooth from the ice age.
A recent routine field survey in the Bay Area led to a rare and stunning prehistoric discovery of an intact tooth from the ice age.
Brain implant restores gestures, speech for some paralysis patients through virtual avatars
A brain-computer interface device may help paralyzed people talk and make gestures at the same time, according to a recent study.
A brain-computer interface device may help paralyzed people talk and make gestures at the same time, according to a recent study.
Mercury is shrinking faster than expected, new study suggests
A new study shows that Mercury is possibly shrinking faster than expected.
A new study shows that Mercury is possibly shrinking faster than expected.
Look up to see the ISS using NASA's 'Spot The Station' app: Here’s how
NASA’s free "Spot The Station" app tells users when and where they can see the International Space Station from their location.
NASA’s free "Spot The Station" app tells users when and where they can see the International Space Station from their location.
Bodies of 4 recovered after plane goes missing in Bahamas
Family members say the bodies of four people aboard a small plane that disappeared shortly after taking off from the Bahamas have been recovered.
Family members say the bodies of four people aboard a small plane that disappeared shortly after taking off from the Bahamas have been recovered.
Tahoe bear deaths: Mama bear tried to get her dead cub up, drag it off the road, witnesses say
Six bears have died on Tahoe roads in the last two weeks, a local non-profit said. In one case, a mama bear was seen trying to get her dead cub up and drag her baby off the road, witnesses recalled.
Six bears have died on Tahoe roads in the last two weeks, a local non-profit said. In one case, a mama bear was seen trying to get her dead cub up and drag her baby off the road, witnesses recalled.
Watch: Mystery animal attacks man in New Hampshire parking lot
A mystery animal attacked a man in a Lebanon, New Hampshire, parking lot, surveillance video released by police shows.
A mystery animal attacked a man in a Lebanon, New Hampshire, parking lot, surveillance video released by police shows.
Possible weight loss treatment that doesn’t require eating less shows promise, study finds
A new potential weight loss treatment could provide many of the benefits of GLP-1 medications while avoiding some of the potential risks that come with eating less.
A new potential weight loss treatment could provide many of the benefits of GLP-1 medications while avoiding some of the potential risks that come with eating less.
Saturn’s south pole has a giant 10-sided cloud mystery, scientists say
Scientists have discovered a massive, 10-sided wave pattern swirling through the icy ammonia clouds above Saturn’s south pole.
Scientists have discovered a massive, 10-sided wave pattern swirling through the icy ammonia clouds above Saturn’s south pole.